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Contract OI history

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Nov 20, 2026 EXPIRATION

IMPP $4.00 Put

IMPP261120P00004000

Latest saved OI2,485Oct 20, 2026
Last change+5vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
IMPP $4.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 2,4851,2420 2026-10-08: 21 OI2026-10-09: 21 OI2026-10-13: 21 OI2026-10-14: 21 OI2026-10-16: 2,480 OI2026-10-20: 2,485 OI Oct 08, 2026Oct 20, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

IMPP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing2,485+5
Oct 16, 20262,480+2,459
Oct 14, 2026210
Oct 13, 2026210
Oct 09, 2026210
Oct 08, 202621No prior observation